Naturally, the very first place to get an overview of open market repurchase programs is Wikipedia, following this hyperlink: en.wikipedia.org
While many people in the past have decried Wikipedia as a valid source of information, they have most recently instituted more stringent editorial and reference control over the content, submission and editing. As Wikipedia moves into the future it will undoubtedly become the legitimate reference source on the Internet.
The next most logical move would be to use your browser search engine and try to find links that will give you information on the phrase "open market repurchase programs". A quick search employing any of the usual search engines should return a good list of websites to use for your research. Using the Internet for research is a vital and powerful tool, however, sometimes the amount of information can be overwhelming, or the validity and source of the information may not be entirely trustworthy. It is for that reason that you should not limit your research on this topic to the web, and not just do a cursory web search, read a couple of articles and then go off thinking you are sufficiently prepared.
After having exhausted the Internet as an avenue of discovery, it would be wise to consult a few professional investment advisers. While some may want to charge you for their time, there may be an acquaintance or colleague who is well versed in repurchase programs enough to give you a more thorough indoctrination. They may have some experience, either good or bad, and can help you make key financial decisions to perhaps avoid mistakes and pitfalls that they encountered. You should not rely on single sources as you try to gather all the information. Try to seek the advice and counsel of more than one knowledgeable financial person, preferably three, ideally five or six people should be consulted. You can call it the "good, bad and ugly" method; you are hoping to encounter all three scenarios relative to submitting to a repurchase, so that you will understand the full spectrum of risk and potential for gain involved.
It is also highly advisable that you go to the local library, bookstore or online book distributor and try to find a good book that you will be able to take home or purchase to study open market repurchases more in depth. It is wise to have a book such as this to keep on your desk or nightstand, to serve as your reference or encyclopedia should you encounter difficulty in comprehending anything about stock repurchases.
Finally, many of the corporations offering repurchasing have included information in their prospectus or marketing brochures, or on their websites that can be excellent sources of information. This method of educating yourself should help you better understand and implement a sound financial strategy when it comes to considering participating in or leverage a stock repurchase.